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Recently added practice questions

8661. If there are two canals taking off from each flank of a river, then there will be____________________?
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A. two divide walls and two undersluices

B. one divide wall and one undersluice

C. one divide wall and two undersluices

D. two divide walls and one undersluice

8662. If there are implicit costs of production ?
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A. economic profit and accounting profit will be equal

B. economic profit will exceed accounting profit

C. accounting profit will exceed economic profit

D. economic profit will always be zero

E. accounting profit will always be zero

8663. If there are a total of 120 mA into a parallel circuit consisting of three branches, and two of the branch currents are 40 mA and 10 mA, the third branch current is_________________?
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A. 120 mA

B. 40 mA

C. 50 mA

D. 70 mA
8664. If the zero signal dissipation of a transistor is 1W, then power rating of the transistor should be at least___________________?
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A. 5 W

B. 75 W

C. 33 W

D. 1 W
8665. If the volumes of two cubes are in the ratio 8: 1, the ratio of their edges is_________?
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A. None of these

B. 8:01

C. 2 : 1

D. 2?2 : 1

8666. If the volume of solution is equal to sum of volumes of its all components then the solution_____________?
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A. will be an ideal solution

B. will be non-ideal solution

C. will show deviations from Raoults law

D. both b & c

8667. If the volume of a gas is held constant and we increase its temperature then_______________?
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A. its pressure is constant

B. any of above

C. its pressure falls

D. its pressure rises
8668. If the velocity is zero over half of the cross-sectional area and is uniform over the remaining half, then the momentum correction factor is_______________?
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A. 3-Apr

B. 4

C. 2

D. 1

8669. If the user queries a collection of large databases and extracts information from the webapp, the webapp is categorized under____________________?
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A. Service oriented app

B. Portal app

C. Database access app

D. Data warehousing app
8670. If the user queries a collection of large databases and extracts information from the webapp, the webapp is categorized under____________________?
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A. Service oriented app

B. Database access app

C. Portal app

D. Data warehousing app
8671. If the unit cost is $25 and the desired return on sales is 60% then the markup price is _________?
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A. $69.50

B. $65.50

C. $62.50

D. $75.50

8672. If the total hardness of water is greater than its total alkalinity, the carbonate hardness will be equal to________________?
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A. total hardness total alkalinity

B. non carbonate hardness

C. total hardness

D. total alkalinity
8673. If the tendon is placed at an rectangular beam (sectional top edge)________________?
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A. Is decreased by Pe/Z

B. Is increased by Pe/Z

C. Is increased by PZ/e

D. Remains unchanged

8674. If the strain energy stored per unit volume in a hollow shaft subjected to a pure torque when t attains maximum shear stress fs the ratio of inner diameter to outer diameter, is 17/64 (f /N)s__________________?
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A. 2-Jan

B. 5-Jan

C. 1/4

D. 3-Jan

8675. If the standard deviation of the values 2, 4, 6, 8 is 2.58, then the standard deviation of the values 4, 6, 8, 10 is_______________?
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A. 2.33

B. 0

C. 2.58

D. 4.66

E. 5

8676. If the staff is not held vertical at a levelling station, the reduced level calculated from the observation would be_______________?
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A. none of the above

B. true R.L

C. less than true R.L

D. more than true R.L

8677. If the speed of a D.C. shunt motor is increased, the back e.m.f. of the motor will_________?
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A. increase

B. decrease

C. become zero

D. remain same

8678. If the side of a square sewer is 1000 mm, the diameter of a hydraulically equivalent circular section, is___________________?
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A. 1045 mm

B. 1065 mm

C. 1095 mm

D. 1075 mm

8679. If the side of a square is increased by 30 %. Its area is increased by:_________?
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A. 69 %

B. 9%

C. 60%

D. 30%

8680. If the shear stress in a R.C.C. beam is_______________?
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A. Equal or less than 5 kg/cm2, no shear reinforcement is provided

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